From c640f907087b317fe9e80e97da5fac8dabc8b080 Mon Sep 17 00:00:00 2001
From: Saahil <neon@saahild.com>
Date: Sun, 22 Jun 2025 21:35:26 -0400
Subject: [PATCH] todays work

---
 app.vue                 |   6 +-
 components/Backdrop.vue | 151 ++++++++++++++++++++++++++++++++++++++++
 pages/index.vue         |  23 +++---
 3 files changed, 168 insertions(+), 12 deletions(-)
 create mode 100644 components/Backdrop.vue

diff --git a/app.vue b/app.vue
index 8094d473..8c8523b3 100644
--- a/app.vue
+++ b/app.vue
@@ -1,5 +1,9 @@
+<script>
+import Backdrop from "./components/Backdrop.vue";
+</script>
 <template>
   <div>
-       <router-view />
+    <Backdrop />
+    <router-view />
   </div>
 </template>
diff --git a/components/Backdrop.vue b/components/Backdrop.vue
new file mode 100644
index 00000000..66d4ff38
--- /dev/null
+++ b/components/Backdrop.vue
@@ -0,0 +1,151 @@
+<script setup>
+import { ref, onMounted, onUnmounted } from "vue";
+
+const canvas = ref(null);
+const cursor = ref({ x: 0, y: 0 });
+let ctx = null;
+let animationFrame = null;
+let chars = [];
+
+class Char {
+  constructor(x, y, char) {
+    this.x = x;
+    this.y = y;
+    this.char = char;
+    this.speed = 0.02 + Math.random() * 0.8;
+    this.opacity = 0.05 + Math.random() * 0.15;
+    this.actualY = y;
+  }
+
+  draw() {
+    const distToCursor = Math.hypot(
+      this.x - cursor.value.x,
+      this.y - cursor.value.y
+    );
+
+    const highlight = Math.max(0, 0.5 - distToCursor / 250);
+    ctx.fillStyle = `rgba(203, 166, 247, ${this.opacity + highlight})`;
+    ctx.fillText(this.char, this.x, this.y);
+  }
+
+  update() {
+    this.actualY += this.speed;
+    this.y = this.actualY % window.innerHeight;
+
+    if (this.y < this.speed) {
+      this.char = String.fromCharCode(0x2729 + Math.floor(Math.random() * 706));
+      this.opacity = 0.05 + Math.random() * 0.15;
+    }
+  }
+}
+
+const calculateFontSize = () => {
+  const baseSize = 16;
+  const screenWidth = window.innerWidth;
+
+  // For smaller screens
+  if (screenWidth < 768) {
+    return Math.max(18, baseSize * (screenWidth / 768));
+  }
+
+  // For larger screens
+  return Math.min(22, Math.max(18, baseSize * (screenWidth / 1920)));
+};
+
+const init = () => {
+  if (!canvas.value) return;
+
+  ctx = canvas.value.getContext("2d", { alpha: false });
+  canvas.value.width = window.innerWidth;
+  canvas.value.height = window.innerHeight;
+
+  const fontSize = calculateFontSize();
+  const columnSpacing = fontSize * 1.5;
+
+  // Adjust number of columns based on screen size
+  const minColumns = 15; // Ensure at least this many columns on mobile
+  const columns = Math.max(
+    minColumns,
+    Math.floor(window.innerWidth / columnSpacing)
+  );
+
+  // Adjust rows based on screen height
+  const rowSpacing = fontSize * 2;
+  const minRows = 15; // Ensure at least this many rows on small screens
+  const maxRows = 25; // Cap for performance on large screens
+  const rows = Math.min(
+    maxRows,
+    Math.max(minRows, Math.floor(window.innerHeight / rowSpacing))
+  );
+
+  chars = [];
+  for (let i = 0; i < columns; i++) {
+    for (let j = 0; j < rows; j++) {
+      const x = i * (window.innerWidth / columns); // Evenly distribute columns
+      const y = j * rowSpacing - Math.random() * window.innerHeight;
+      const char = String.fromCharCode(
+        0x2729 + Math.floor(Math.random() * 706)
+      );
+      chars.push(new Char(x, y, char));
+    }
+  }
+
+  ctx.font = `${fontSize}px monospace`;
+};
+
+const animate = () => {
+  ctx.fillStyle = "rgb(17, 17, 20)";
+  ctx.fillRect(0, 0, canvas.value.width, canvas.value.height);
+
+  chars.forEach((char) => {
+    char.draw();
+    char.update();
+  });
+
+  animationFrame = requestAnimationFrame(animate);
+};
+
+const handleMouseMove = (e) => {
+  cursor.value = {
+    x: e.clientX,
+    y: e.clientY,
+  };
+};
+
+let resizeTimeout;
+const handleResize = () => {
+  if (resizeTimeout) {
+    clearTimeout(resizeTimeout);
+  }
+
+  resizeTimeout = setTimeout(() => {
+    if (canvas.value) {
+      canvas.value.width = window.innerWidth;
+      canvas.value.height = window.innerHeight;
+      init();
+    }
+  }, 250);
+};
+
+onMounted(() => {
+  init();
+  animate();
+  window.addEventListener("mousemove", handleMouseMove);
+  window.addEventListener("resize", handleResize);
+});
+
+onUnmounted(() => {
+  if (animationFrame) {
+    cancelAnimationFrame(animationFrame);
+  }
+  if (resizeTimeout) {
+    clearTimeout(resizeTimeout);
+  }
+  window.removeEventListener("mousemove", handleMouseMove);
+  window.removeEventListener("resize", handleResize);
+});
+</script>
+
+<template>
+  <canvas ref="canvas" class="fixed inset-0 -z-10 h-full w-full bg-crust" />
+</template>
diff --git a/pages/index.vue b/pages/index.vue
index 0ad115af..36b3269c 100644
--- a/pages/index.vue
+++ b/pages/index.vue
@@ -1,14 +1,15 @@
 <template>
-    <div class="hero bg-base-200 min-h-screen">
-  <div class="hero-content text-center">
-    <div class="max-w-md">
-      <h1 class="text-5xl font-bold">Hello there</h1>
-      <p class="py-6">
-        Provident cupiditate voluptatem et in. Quaerat fugiat ut assumenda excepturi exercitationem
-        quasi. In deleniti eaque aut repudiandae et a id nisi.
-      </p>
-      <button class="btn btn-primary">Get Started</button>
+  <div class="hero min-h-screen">
+    <div class="hero-content text-center">
+      <div class="max-w-md">
+        <h1 class="text-5xl font-bold">Hello there</h1>
+        <p class="py-6">
+          Provident cupiditate voluptatem et in. Quaerat fugiat ut assumenda
+          excepturi exercitationem quasi. In deleniti eaque aut repudiandae et a
+          id nisi.
+        </p>
+        <button class="btn btn-primary">Get Started</button>
+      </div>
     </div>
   </div>
-</div>
-</template>
\ No newline at end of file
+</template>